X-Git-Url: https://perl5.git.perl.org/perl5.git/blobdiff_plain/192cbf1b06bd0b1c75cb42877f87ad6c99aa68e0..4b52b7fe4c8716b3c54e2056bf452b302e408935:/op.h diff --git a/op.h b/op.h index 6c62942..539393d 100644 --- a/op.h +++ b/op.h @@ -1,6 +1,7 @@ /* op.h * - * Copyright (c) 1991-2001, Larry Wall + * Copyright (C) 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, + * 2000, 2001, 2002, 2003, by Larry Wall and others * * You may distribute under the terms of either the GNU General Public * License or the Artistic License, as specified in the README file. @@ -23,9 +24,6 @@ * which may or may not check number of children). */ -typedef U32 PADOFFSET; -#define NOT_IN_PAD ((PADOFFSET) -1) - #ifdef DEBUGGING_OPS #define OPCODE opcode #else @@ -53,6 +51,8 @@ typedef U32 PADOFFSET; dfl) /* +=head1 "Gimme" Values + =for apidoc Amn|U32|GIMME_V The XSUB-writer's equivalent to Perl's C. Returns C, C or C for void, scalar or list context, @@ -96,6 +96,10 @@ Deprecated. Use C instead. /* On OP_ENTERITER, loop var is per-thread */ /* On pushre, re is /\s+/ imp. by split " " */ /* On regcomp, "use re 'eval'" was in scope */ + /* On OP_READLINE, was <$filehandle> */ + /* On RV2[SG]V, don't create GV--in defined()*/ + /* On OP_DBSTATE, indicates breakpoint + * (runtime property) */ /* old names; don't use in new code, but don't break them, either */ #define OPf_LIST OPf_WANT_LIST @@ -119,7 +123,6 @@ Deprecated. Use C instead. /* Private for OP_AASSIGN */ #define OPpASSIGN_COMMON 64 /* Left & right have syms in common. */ -#define OPpASSIGN_HASH 32 /* Assigning to possible pseudohash. */ /* Private for OP_SASSIGN */ #define OPpASSIGN_BACKWARDS 64 /* Left & right switched. */ @@ -147,6 +150,7 @@ Deprecated. Use C instead. /* OP_ENTERSUB only */ #define OPpENTERSUB_DB 16 /* Debug subroutine. */ #define OPpENTERSUB_HASTARG 32 /* Called from OP tree. */ +#define OPpENTERSUB_NOMOD 64 /* Immune to mod() for :attrlist. */ /* OP_RV2CV only */ #define OPpENTERSUB_AMPER 8 /* Used & form to call. */ #define OPpENTERSUB_NOPAREN 128 /* bare sub call (without parens) */ @@ -155,7 +159,7 @@ Deprecated. Use C instead. #define OPpEARLY_CV 32 /* foo() called before sub foo was parsed */ /* OP_?ELEM only */ #define OPpLVAL_DEFER 16 /* Defer creation of array/hash elem */ - /* OP_RV2?V, OP_GVSV only */ + /* OP_RV2?V, OP_GVSV, OP_ENTERITER only */ #define OPpOUR_INTRO 16 /* Variable was in an our() */ /* OP_RV2[AH]V, OP_PAD[AH]V, OP_[AH]ELEM */ #define OPpMAYBE_LVSUB 8 /* We might be an lvalue to return */ @@ -184,10 +188,6 @@ Deprecated. Use C instead. /* Private for OP_EXISTS */ #define OPpEXISTS_SUB 64 /* Checking for &sub, not {} or []. */ -/* Private for OP_SORT, OP_PRTF, OP_SPRINTF, OP_FTTEXT, OP_FTBINARY, */ -/* string comparisons, and case changers. */ -#define OPpLOCALE 64 /* Use locale */ - /* Private for OP_SORT */ #define OPpSORT_NUMERIC 1 /* Optimized away { $a <=> $b } */ #define OPpSORT_INTEGER 2 /* Ditto while under "use integer" */ @@ -201,9 +201,20 @@ Deprecated. Use C instead. #define OPpOPEN_OUT_RAW 64 /* binmode(F,":raw") on output fh */ #define OPpOPEN_OUT_CRLF 128 /* binmode(F,":crlf") on output fh */ -/* Private for OP_EXIT */ +/* Private for OP_EXIT, HUSH also for OP_DIE */ +#define OPpHUSH_VMSISH 64 /* hush DCL exit msg vmsish mode*/ #define OPpEXIT_VMSISH 128 /* exit(0) vs. exit(1) vmsish mode*/ +/* Private of OP_FTXXX */ +#define OPpFT_ACCESS 2 /* use filetest 'access' */ +#define OP_IS_FILETEST_ACCESS(op) \ + (((op)->op_type) == OP_FTRREAD || \ + ((op)->op_type) == OP_FTRWRITE || \ + ((op)->op_type) == OP_FTREXEC || \ + ((op)->op_type) == OP_FTEREAD || \ + ((op)->op_type) == OP_FTEWRITE || \ + ((op)->op_type) == OP_FTEEXEC) + struct op { BASEOP }; @@ -238,12 +249,33 @@ struct pmop { OP * op_pmreplroot; OP * op_pmreplstart; PMOP * op_pmnext; /* list of all scanpats */ - REGEXP * op_pmregexp; /* compiled expression */ - U16 op_pmflags; - U16 op_pmpermflags; +#ifdef USE_ITHREADS + IV op_pmoffset; +#else + REGEXP * op_pmregexp; /* compiled expression */ +#endif + U32 op_pmflags; + U32 op_pmpermflags; U8 op_pmdynflags; +#ifdef USE_ITHREADS + char * op_pmstashpv; +#else + HV * op_pmstash; +#endif }; +#ifdef USE_ITHREADS +#define PM_GETRE(o) (INT2PTR(REGEXP*,SvIVX(PL_regex_pad[(o)->op_pmoffset]))) +#define PM_SETRE(o,r) STMT_START { SV* sv = PL_regex_pad[(o)->op_pmoffset]; sv_setiv(sv, PTR2IV(r)); } STMT_END +#define PM_GETRE_SAFE(o) (PL_regex_pad ? PM_GETRE(o) : (REGEXP*)0) +#define PM_SETRE_SAFE(o,r) if (PL_regex_pad) PM_SETRE(o,r) +#else +#define PM_GETRE(o) ((o)->op_pmregexp) +#define PM_SETRE(o,r) ((o)->op_pmregexp = (r)) +#define PM_GETRE_SAFE PM_GETRE +#define PM_SETRE_SAFE PM_SETRE +#endif + #define PMdf_USED 0x01 /* pm has been used once already */ #define PMdf_TAINTED 0x02 /* pm compiled from tainted pattern */ #define PMdf_UTF8 0x04 /* pm compiled from utf8 data */ @@ -253,7 +285,7 @@ struct pmop { #define PMf_RETAINT 0x0001 /* taint $1 etc. if target tainted */ #define PMf_ONCE 0x0002 /* use pattern only once per reset */ -#define PMf_REVERSED 0x0004 /* Should be matched right->left */ +#define PMf_UNUSED 0x0004 /* free for use */ #define PMf_MAYBE_CONST 0x0008 /* replacement contains variables */ #define PMf_SKIPWHITE 0x0010 /* skip leading whitespace for split */ #define PMf_WHITE 0x0020 /* pattern is \s+ */ @@ -271,6 +303,24 @@ struct pmop { /* mask of bits stored in regexp->reganch */ #define PMf_COMPILETIME (PMf_MULTILINE|PMf_SINGLELINE|PMf_LOCALE|PMf_FOLD|PMf_EXTENDED) +#ifdef USE_ITHREADS + +# define PmopSTASHPV(o) ((o)->op_pmstashpv) +# define PmopSTASHPV_set(o,pv) (PmopSTASHPV(o) = savesharedpv(pv)) +# define PmopSTASH(o) (PmopSTASHPV(o) \ + ? gv_stashpv(PmopSTASHPV(o),GV_ADD) : Nullhv) +# define PmopSTASH_set(o,hv) PmopSTASHPV_set(o, ((hv) ? HvNAME(hv) : Nullch)) +# define PmopSTASH_free(o) PerlMemShared_free(PmopSTASHPV(o)) + +#else +# define PmopSTASH(o) ((o)->op_pmstash) +# define PmopSTASH_set(o,hv) ((o)->op_pmstash = (hv)) +# define PmopSTASHPV(o) (PmopSTASH(o) ? HvNAME(PmopSTASH(o)) : Nullch) + /* op_pmstash is not refcounted */ +# define PmopSTASHPV_set(o,pv) PmopSTASH_set((o), gv_stashpv(pv,GV_ADD)) +# define PmopSTASH_free(o) +#endif + struct svop { BASEOP SV * op_sv; @@ -341,13 +391,13 @@ struct loop { #ifdef USE_ITHREADS -# define cGVOPx_gv(o) ((GV*)PL_curpad[cPADOPx(o)->op_padix]) +# define cGVOPx_gv(o) ((GV*)PAD_SVl(cPADOPx(o)->op_padix)) # define IS_PADGV(v) (v && SvTYPE(v) == SVt_PVGV && GvIN_PAD(v)) # define IS_PADCONST(v) (v && SvREADONLY(v)) # define cSVOPx_sv(v) (cSVOPx(v)->op_sv \ - ? cSVOPx(v)->op_sv : PL_curpad[(v)->op_targ]) + ? cSVOPx(v)->op_sv : PAD_SVl((v)->op_targ)) # define cSVOPx_svp(v) (cSVOPx(v)->op_sv \ - ? &cSVOPx(v)->op_sv : &PL_curpad[(v)->op_targ]) + ? &cSVOPx(v)->op_sv : &PAD_SVl((v)->op_targ)) #else # define cGVOPx_gv(o) ((GV*)cSVOPx(o)->op_sv) # define IS_PADGV(v) FALSE @@ -365,7 +415,7 @@ struct loop { #define Nullop Null(OP*) -/* Lowest byte of PL_opargs */ +/* Lowest byte-and-a-bit of PL_opargs */ #define OA_MARK 1 #define OA_FOLDCONST 2 #define OA_RETSCALAR 4 @@ -428,3 +478,20 @@ struct loop { #define PERL_LOADMOD_DENY 0x1 #define PERL_LOADMOD_NOIMPORT 0x2 #define PERL_LOADMOD_IMPORT_OPS 0x4 + +#ifdef USE_REENTRANT_API +#include "reentr.h" +#endif + +#if defined(PL_OP_SLAB_ALLOC) +#define NewOp(m,var,c,type) \ + (var = (type *) Perl_Slab_Alloc(aTHX_ m,c*sizeof(type))) +#define NewOpSz(m,var,size) \ + (var = (OP *) Perl_Slab_Alloc(aTHX_ m,size)) +#define FreeOp(p) Perl_Slab_Free(aTHX_ p) +#else +#define NewOp(m, var, c, type) Newz(m, var, c, type) +#define NewOpSz(m, var, size) \ + (var = (OP*)safemalloc(size), memzero(var, size)) +#define FreeOp(p) Safefree(p) +#endif